10223320320 has 108 divisors (see below), whose sum is σ = 35371663236. Its totient is φ = 2726215680.

The previous prime is 10223320307. The next prime is 10223320321. The reversal of 10223320320 is 2302332201.

It is a happy number.

10223320320 is a `hidden beast` number, since 1 + 0 + 2 + 23 + 320 + 320 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5485476096 + 4737844224 = 74064^2 + 68832^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10223320293 and 10223320302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10223320321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 432201 + ... + 455240.

Almost surely, 2^10223320320 is an apocalyptic number.

10223320320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10223320320 is an abundant number, since it is smaller than the sum of its proper divisors (25148342916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10223320320 is an equidigital number, since it uses as much as digits as its factorization.

10223320320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887468 (or 887451 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 10223320320 its reverse (2302332201), we get a palindrome (12525652521).

The spelling of 10223320320 in words is "ten billion, two hundred twenty-three million, three hundred twenty thousand, three hundred twenty".